ACK: [SRU][Artful][PATCH 0/2][v2] Fixes for LP:1746474
kleber.souza at canonical.com
Mon Apr 30 16:29:07 UTC 2018
On 04/27/18 21:00, Joseph Salisbury wrote:
> BugLink: http://bugs.launchpad.net/bugs/1746474
> == SRU Justification ==
> Commit 52df157f17e5 introduced a regression in v4.13-rc1. This regression
> causes a stack trace to occur when tearing down an LXD container. The process
> hangs with the following message:
> "unregister_netdevice: waiting for eth0 to become free. Usage count = 5"
> This regression is fixed by commit 510c321b5571, which is in mainline as of
> v4.16-rc7. The fix is needed in Artful and Bionic. However, Artful needs
> commit 9620fef27ed2 as a prereq commit, so it's SRU request es beinsss sent separately.
> == Fixes ==
> 9620fef27ed2 ("ipv4: convert dst_metrics.refcnt from atomic_t to refcount_t")
> 510c321b5571 ("xfrm: reuse uncached_list to track xdsts")
> == Regression Potential ==
> Low. This commit is to fix a current regression.
> == Test Case ==
> A test kernel was built with these patches and tested by the original bug reporter.
> The bug reporter states the test kernel resolved the bug.
> Eric Dumazet (1):
> ipv4: convert dst_metrics.refcnt from atomic_t to refcount_t
> Xin Long (1):
> xfrm: reuse uncached_list to track xdsts
> include/net/dst.h | 3 ++-
> include/net/ip6_route.h | 13 +++++++++++++
> include/net/route.h | 3 +++
> net/core/dst.c | 6 +++---
> net/ipv4/fib_semantics.c | 4 ++--
> net/ipv4/route.c | 23 ++++++++++++++---------
> net/ipv4/xfrm4_policy.c | 4 +++-
> net/ipv6/route.c | 4 ++--
> net/ipv6/xfrm6_policy.c | 4 ++++
> 9 files changed, 46 insertions(+), 18 deletions(-)
Acked-by: Kleber Sacilotto de Souza <kleber.souza at canonical.com>
Clean cherry-pick for 1/2, and backport for 2/2 looks good to me.
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